Ce sont les mots les plus souvent utilisés dans ce livre.
affect
air
angle
ball
balloon
between
books
bowl
box
called
cell
center
change
check
clay
cm
color
cup
cut
data
day
diagram
different
display
does
down
during
earth
edge
end
example
experiment
explore
eye
fair
figure
find
first
hand
helper
hint
hypothesis
inches
information
insects
jar
layer
let
light
materials
minerals
model
move
number
observe
original
paper
part
pencil
piece
place
plant
plastic
problem
procedure
project
questions
repeat
represent
research
results
rock
sample
science
second
see
seeds
should
show
side
small
stem
stick
straw
strip
sun
surface
table
tape
temperature
three
time
top
topic
towel
two
use
used
water
white